New PMP Question & Answers with explanation

Control charts are used to determine the stability of a process. Which of the following best describes the range of the control limits applied on a control chart?
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Some tools or techniques can be used across various project processes to plan, execute, or control the characteristics of project elements. Which of the following is used as a tool in both the Control Quality and Plan Quality Management processes?
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A project needed to monitor the technical performance of the project and capture data related to how many errors or defects had been identified and how many remained uncorrected. Which of the following techniques should the project use?
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Which of the following processes will determine the correctness of deliverables?
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A first-time project manager is advised by an experienced project manager to plan for cost of quality. The first-time project manager is not sure which costs are included in the cost of quality. What would your advice be?
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